Why is there such a high price of $107.17 versus Advance Auto , $59.94 ?

Because they don’t know a hemi has 16 spark plugs or they aren’t selling you the same plugs. The NGK number is 4469

What is the Part number on the spark plug? mark

LFR5AIX-11. STOCK # 4469 I HAVE A 2015 RAM 1500 5.7L AND THEY WORK GREAT

Will they fit my 2015 ram 2500 6.4 hemi

Not sure, they fit perfect on the 5.7 hemi

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16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2024 HEMI V8 truck

Product ID: 186916476

Details

Brand
Sixity Auto
Core Material
Iridium
Thread Size
M14x1.25
Top Material Type
Metal
Vehicle Service Type
Truck

⚡Iridium core for sharper spark

🔥Advanced electrodes for efficient combustion

🛡️Durable shell for long-lasting performance

€ 362.88

Duties & taxes included

In stock

Sold byAmazon CyprusDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Ignite your Ram’s true potential with NGK Iridium IX – where power meets precision!

BUILT TO LAST - Durable metal shell protects against damage, maintaining spark integrity over extended mileage.
TRUSTED NGK QUALITY - From the world leader in spark plugs, these genuine NGK Iridium IX plugs guarantee reliability and performance that professionals swear by.
PERFECT FIT FOR RAM 1500 - Specifically engineered for 5.7L V8 HEMI engines (2011-2024), ensuring seamless installation and peak compatibility.
PRECISION IGNITION POWER - Iridium center and ground electrodes deliver a sharper, more focused spark for fewer misfires and smoother engine performance.
OPTIMIZED COMBUSTION EFFICIENCY - Advanced electrode design ensures faster, stronger combustion, boosting throttle response and fuel efficiency.

This 16-piece set of NGK Iridium IX spark plugs is engineered specifically for Ram 1500 5.7L V8 HEMI trucks (2011-2024). Featuring iridium core electrodes and a durable shell, these plugs deliver sharper sparks, improved combustion efficiency, and long-lasting durability. Trusted by professionals and backed by NGK’s industry-leading expertise, they enhance throttle response, reduce misfires, and optimize engine performance for a smoother, more powerful drive.

Specifications

ASIN	B082812TZC
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#15,183 in Automotive ( See Top 100 in Automotive ) #73 in Automotive Replacement Spark Plugs
Brand	Sixity Auto
Brand Name	Sixity Auto
Compatible with Vehicle Type	Truck
Core Material	Iridium
Customer Reviews	4.7 out of 5 stars 557 Reviews
Gap Size	0.04 Inches
Item Weight	1.92 Pounds
Manufacturer	Sixity Auto
Manufacturer Part Number	4024123628
Model Number	4024123628
Number of Items	1
Thread Size	M14x1.25
Top Material Type	Metal
Unit Count	16 Count
Vehicle Service Type	Truck

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